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Home Insulation

As winter draws near and the cold begins to set in it is a good idea tyo consider checking your insulation and repairing or replacing to keep the warmth in.

Home insulation has a number of benefits including keeping the heat in and lowering your electricity/gas heating usage. Never underestimate the cost involved in leaking hot air through broken windows, poor insulation, gaps under your doors or windows/doors left open.

Insulation comes in a number of forms these days and should last around 20 to 30 years with minimal maintenance involved. This of course is assuming there have been no leaks/excessive wind or roof repairs done.

Types of Home insulation

Aerolite (Pink fibregalss) – We all know or have heard of Pink aerolite through the very successful advertising campaigns a few years which used the catch phrase “Think pink”. Pink Aerolite comes in different thicknesses for the different parts of the country or applications. Typicall Johannesburg would need a 135mm for the extreme cold. KZN or the Cape would typically use 100mm. Pink Aerolite is excellent as a sound proofing material as well that can be used in cavity walls as well as in the ceiling.

Isotherm Insulation has become increasingly popular in recent years as fibreglass becomes less user friendly and environmental issues begin to dominate. Isotherm is particularly important to use in place of other home insulation types for allergy sufferers and has a more efficient temperature regulation capabilities. It is less harmful and requires no protective clothing for installation and ios far more environmentally friendly.

Knauf is a wool product designed and manufactured under very strict environmental conditions in Germany. Knauf has superior temeperature regulation and insulation properties. Knauf is also available in 50mm, 100mm and 135mm thicknesses.

These are the three most popular home insulation materials which have been ordered in price comparison from cheapest to most expensive.

What effects the home insulation installation price?

Firstly, insulating your home is not a very difficult job and as a home DIY project can be very rewarding. If you have a high pitch roof, chances are you will be able to do it yourself insulation with little hassle. Just be sure to have enough lighting in the ceiling and be careful where you put your feet, you don’t want to fall through the ceiling.

  1. The pitch of the roof will have an effect of the cost. If tiles need to be removed and replaced or corrugated roof sheeting needs lifting and replacing, this has a cost.
  2. Typically quotes are in square meters.
  3. Height of the roof. If the house is a single storey, double storey or higher, the prices will typically be differenmt and of course if access is an issue and external equipment like a telehandler or crane is required, this has a cost attached.

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